OFFSET
1,1
COMMENTS
Table starts
......3.........7...........26..............91.................334
......7........35..........244............1693...............12324
.....26.......244.........3090...........42874..............616534
.....91......1693........42874.........1181303............33787978
....334.....12324.......616534........33787978..........1925704384
...1212.....89908......9016218.......986306398........112210745828
...4496....667600....133687638.....29202473260.......6636592203096
..16809...5002165...2002023718....873679701315.....396770571117114
..63442..37777626..30215911640..26348265181700...23916105558978568
.240728.286971238.458822048550.799618906955872.1450886078150900726
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..180
EXAMPLE
Some solutions for 4X3
..0..0..1....0..0..1....0..0..0....0..0..1....0..1..0....0..1..0....0..0..1
..0..1..0....1..1..1....1..1..1....0..0..1....0..0..1....1..1..0....1..1..0
..0..1..0....0..0..1....0..0..1....0..1..1....0..1..0....0..0..1....1..1..0
..1..1..0....1..0..0....0..0..1....0..1..1....1..1..1....1..0..1....0..0..0
...
...M..E.......E..P.......E..E.......M..E.......M..E.......P..E.......E..E...
...E..E.......E..P.......E..P.......M..P.......M..E.......E..E.......P..E...
...P..E.......M..M.......M..E.......E..P.......P..P.......M..E.......E..M...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 15 2011
STATUS
approved